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Finding the Fourth Proportional to 235,400.80, 352,803.60 and 95,080.80

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Solution

The fourth proportional to 235,400.80, 352,803.60 and 95,080.80 is: 142,501.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,400.80 : 352,803.60 = 95,080.80 : x
  2. Step 2: Convert to fraction form
    235,400.80/352,803.60 = 95,080.80/x
  3. Step 3: Cross multiply
    235,400.80x = 352,803.60 × 95,080.80
  4. Step 4: Simplify right side
    235,400.80x = 33,544,848,530.88
  5. Step 5: Solve for x
    x = 33,544,848,530.88/235,400.80
  6. Step 6: Final answer
    x = 142,501.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.